Question

what do you mean by the sex​

Answer 1

If you ever fill an application form, there is a column for SEX.. (Male / Female define)

Organisms of many species are specialized into male and female varieties, each known as a sex.

Answer 2

Answer:

Explanation: It means Gender.......

But in biological terms it means fusion of make and female gametes to form a zygote

Don't worry you will learn more about it in higher grades